search: goto commit search will now use a safe search option and never

throw any exceptions even if search is misconfigured. Fixes  #5193

rhodecode/controllers/home.py

@@ -178,7 +178,8 b' class HomeController(BaseController):'
             user_id=c.rhodecode_user.user_id, ip_addr=self.ip_addr)
         searcher = searcher_from_config(config)
         result = searcher.search(
-            'commit_id:%s*' % commit_hash_prefix, 'commit', auth_user)
+            'commit_id:%s*' % commit_hash_prefix, 'commit', auth_user,
+            raise_on_exc=False)
 
         return [
             {
@@ -187,7 +188,8 b' class HomeController(BaseController):'
                 'type': 'commit',
                 'obj': {'repo': entry['repository']},
                 'url': url('changeset_home',
-                    repo_name=entry['repository'], revision=entry['commit_id'])
+                           repo_name=entry['repository'],
+                           revision=entry['commit_id'])
             }
             for entry in result['results']]
 

rhodecode/lib/index/__init__.py

@@ -39,9 +39,11 b' class BaseSearch(object):'
     def cleanup(self):
         pass
 
-    def search(self, query, document_type, search_user, repo_name=None):
+    def search(self, query, document_type, search_user, repo_name=None,
+               raise_on_exc=True):
         raise Exception('NotImplemented')
 
+
 def searcher_from_config(config, prefix='search.'):
     _config = {}
     for key in config.keys():

rhodecode/lib/index/whoosh.py

@@ -60,12 +60,12 b' FRAGMENTER = ContextFragmenter(200)'
 log = logging.getLogger(__name__)
 
 
-
 class Search(BaseSearch):
 
     name = 'whoosh'
 
     def __init__(self, config):
+        super(Search, self).__init__()
         self.config = config
         if not os.path.isdir(self.config['location']):
             os.makedirs(self.config['location'])
@@ -99,8 +99,9 b' class Search(BaseSearch):'
             query = u'(%s) OR %s' % (query, hashes_or_query)
         return query
 
-    def search(self, query, document_type, search_user, repo_name=None,
-        requested_page=1, page_limit=10, sort=None):
+    def search(self, query, document_type, search_user,
+               repo_name=None, requested_page=1, page_limit=10, sort=None,
+               raise_on_exc=True):
 
         original_query = query
         query = self._extend_query(query)